https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247144#M276758 <P>您好！</P><P>1.电脑上是否安装打印机驱动，</P><P>2.确认打印机开机， USB线两米以内，直接接在电脑主机箱后身，</P><P>3.请您右键点击此电脑--管理--设备管理器--通用串行总线控制器 麻烦您看下面是否有USB打印支持 或者USB printing support</P> Tue, 08 Aug 2023 04:37:20 GMT 鱼柏卡 2023-08-08T04:37:20Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247107#M276744 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="微信图片_20230807084356.jpg" style="width: 450px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/94962iACE01FBFB3F9E0DC/image-size/large?v=v2&amp;px=999" role="button" title="微信图片_20230807084356.jpg" alt="微信图片_20230807084356.jpg" /></span>打印机屏幕上显示升级固件，电脑连接显示脱机，USB连接电脑有提示音，串口显示firmware update device,网线直连能分配到IP，惠普固件升级程序找不到打印机。请大佬们帮忙！！！！！</P> Mon, 07 Aug 2023 23:16:40 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247107#M276744 sadboy 2023-08-07T23:16:40Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247144#M276758 <P>您好！</P><P>1.电脑上是否安装打印机驱动，</P><P>2.确认打印机开机， USB线两米以内，直接接在电脑主机箱后身，</P><P>3.请您右键点击此电脑--管理--设备管理器--通用串行总线控制器 麻烦您看下面是否有USB打印支持 或者USB printing support</P> Tue, 08 Aug 2023 04:37:20 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247144#M276758 鱼柏卡 2023-08-08T04:37:20Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247154#M276761 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="微信截图_20230808132427.png" style="width: 800px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/94969i687D5790F8FA4D56/image-size/large?v=v2&amp;px=999" role="button" title="微信截图_20230808132427.png" alt="微信截图_20230808132427.png" /></span>大佬，前两条都没问题，上边截图是第三条。</P> Tue, 08 Aug 2023 05:26:13 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247154#M276761 sadboy 2023-08-08T05:26:13Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247179#M276769 <P>您好！</P><P>请确认设备管理器里是否识别其他设备四个字，换usb接口和usb线测试，连接其他电脑测试。谢谢！</P> Tue, 08 Aug 2023 07:06:33 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247179#M276769 鱼柏卡 2023-08-08T07:06:33Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247226#M276774 <P>谢谢大佬，今天下午去惠普售后了，那里工程师说是主板有问题了需要更换。</P> Tue, 08 Aug 2023 11:16:03 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247226#M276774 sadboy 2023-08-08T11:16:03Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247293#M276784 <P>您好，感谢您的反馈，有问题请再联系我们，谢谢！</P> Wed, 09 Aug 2023 06:10:10 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/qing-wen-da-lao-men-zhe-zhong-qing-kuang-gai-ru-he-jie-jue/m-p/1247293#M276784 鱼柏卡 2023-08-09T06:10:10Z